AirHint found the following cheapest return flights from Copenhagen (CPH) to Zagreb (ZAG) in December 2025 (see full year).

Return flights

08 Dec - 14 Dec	Ryanair
15 Dec - 19 Dec	Ryanair
18 Dec - 21 Dec	Austrian Airlines
17 Dec - 09 Jan	Austrian Airlines
28 Dec - 12 Jan	Air Serbia
08 Dec - 10 Dec	Ryanair
12 Dec - 14 Dec	Ryanair
10 Dec - 18 Dec	Air Serbia
14 Dec - 11 Jan	Ryanair
13 Dec - 15 Dec	Austrian Airlines
09 Dec - 11 Jan	Austrian Airlines
10 Dec - 17 Dec	Austrian Airlines
11 Dec - 14 Dec	Wizz Air
14 Dec - 10 Jan	Ryanair
19 Dec - 11 Jan	Ryanair
21 Dec - 05 Jan	Austrian Airlines
22 Dec - 08 Jan	easyJet
21 Dec - 07 Jan	Austrian Airlines
09 Dec - 29 Dec	Ryanair
24 Dec - 05 Jan	Austrian Airlines

Also check the deals for one-way flights from Copenhagen to Zagreb in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Copenhagen to Zagreb in December from 151€

Return flights